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Finding the Fourth Proportional to 632,049.68, 872,014.92 and 359,924.61

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Solution

The fourth proportional to 632,049.68, 872,014.92 and 359,924.61 is: 496,574.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,049.68 : 872,014.92 = 359,924.61 : x
  2. Step 2: Convert to fraction form
    632,049.68/872,014.92 = 359,924.61/x
  3. Step 3: Cross multiply
    632,049.68x = 872,014.92 × 359,924.61
  4. Step 4: Simplify right side
    632,049.68x = 313,859,631,915.52
  5. Step 5: Solve for x
    x = 313,859,631,915.52/632,049.68
  6. Step 6: Final answer
    x = 496,574.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.